A combination pen, pencil and circular marking implement that can be utilized as a pen or pencil writing tool and for circular ink marking on printed surfaces for word game and puzzle solution includes a central passageway for accommodating ink cartridges or lead pencil cartridges encompassed by an ink reservoir that communicates with a cylindrical marking die for circling numbers and letters, and the marking die capable of advancement or retraction by rotation of a tool gripping collar attached to the body of the combination writing and marking implement whereupon rotation of the tool gripping collar engages internal cams for actuating the advancement and retraction of the marking die so that either the pen/pencil writing function or the circular ink marking function can be selected for use.